n. 检验费

06 Working in a Laboratory lab laboratory; a place where scientists and engineers work, conductingexperiments and tests* Students have to wear protective eyeglasses whenever they go into the lab. colleague co-worker; a person whom one works with, usu

发表于:2018-12-03 / 阅读(174) / 评论(0) 分类 2010年ESL之商务英语

Millions of people worldwide have been reported missing. Many of them went missing as a result of armed conflicts, such as the war in Syria, or in other places of violence. Large numbers of people disappear after natural disasters. A new laboratory e

发表于:2018-12-08 / 阅读(163) / 评论(0) 分类 2017年VOA慢速英语(十一)月

[ti:UNIT 2 DNA Lesson 13 Clones Are the Same] [0:00.788]UNIT 2 第二单元 [0:02.442]DNA [0:05.530]Lesson 13: 第13课: [0:07.106]Clones Are the Same 克隆人是一样的 [0:09.703]THINK ABOUT IT! 想一想! [0:11.155] You have a pet that you l

发表于:2018-12-10 / 阅读(282) / 评论(0) 分类 河北教育初中英语(初中起点)九年级下

[00:42.81]Lesson 1 1 Dialogue [00:48.46]Four doctors are at a medical conference. [00:53.32]A:Which speech are you going to listen to this afternoon? [00:58.36]B:I haven't decided.There's a talk on cancer that might be quite interesting, [01:05.23]so

发表于:2018-12-13 / 阅读(244) / 评论(0) 分类 高中英语人教版高三

[00:02.25]第一单元 居里夫人 [00:04.49]Lesson 1 [00:05.97]第一课 [00:07.44]1 Dialogue [00:09.21]1 对话 [00:10.97]Four doctors are at a medical conference. [00:13.34]四个医生在医学会议上 [00:15.70]A:Which speech are you going to

发表于:2018-12-13 / 阅读(260) / 评论(0) 分类 高中英语人教版2000年高三

[00:08.59]Lesson 9 1.Read and act [00:14.24]Hey Kevin,where did you say you were born? [00:18.78]I was born in Michigan,USA. [00:23.01]There are a lot of lakes up there,aren't there? [00:27.56]Yeah,I lived on Lake Superior. [00:31.40]Have you ever sw

发表于:2018-12-18 / 阅读(314) / 评论(0) 分类 人教版九年级英语

[00:00.00]Unit 6 In the laboratory [00:04.70]1.Listen,read and practice in pairs. [00:11.47]Do you like to do experiments in a laboratory? [00:16.54]What is a science class like? Let's see what these people are doing. [00:23.90]Teacher:Good morning,e

发表于:2018-12-29 / 阅读(310) / 评论(0) 分类 澳大利亚中学英语

英语作文 Direction: For this part,you are allowed 30 minutes to write a composition about Examination in three paragraphs.You are given the first sentence of each paragraph and required to develop its idea in completing the paragraph.Writing about 3

发表于:2019-01-03 / 阅读(161) / 评论(0) 分类 英语作文

By Nancy Steinbach EDUCATION REPORT -July 25, 2002: SAT Examination This is the VOA Special English Education Report. Each year, millions of people around the world apply to study at American colleges

发表于:2019-01-06 / 阅读(157) / 评论(0) 分类 教育与新闻

一、主谓一致 主谓一致有许多原则,概括起来不外乎三种一致原则,即语法形式一致,概念一致(语言内容上一致),毗邻一致(谓语动词的单复数形式和紧位于其前的主语一致)。 1. 语法形

发表于:2019-01-16 / 阅读(164) / 评论(0) 分类 英文语法词汇

[0:0]lable laboratory lad lag标签,标记 实验室 男孩,小伙子 落后,滞后 [1:9.3533]lamb landlord landscape lane羔羊,小羊 地主,房东,店主 风景,景色 小路,小巷 [1:52.8522]largely laser latter laughter大部分,主要地 激光器 后者的,末了的 笑,笑声 [2:36.6

发表于:2019-01-16 / 阅读(277) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

引导定语从句的关系代词who,which有时可与that互换使用。但在下面情况,一般只用that. 一、当先行词为不定代词anything, everything, nothing, any, little, one, few, much, all, none等时。如:

发表于:2019-01-17 / 阅读(141) / 评论(0) 分类 英语口译

学习用英语写作应该首先学会使用最有用也最常用的词来表达自己的思想。用词组句往往没有统一的标准,但是,如果将正式用语与非正式用语,书面语与非书面语混用,往往会影响整体写作

发表于:2019-01-17 / 阅读(147) / 评论(0) 分类 实用英语

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Imagine that you are sitting down to

发表于:2019-01-19 / 阅读(185) / 评论(0) 分类 环球英语 Spotlight

Tsinghua University released the initial investigation results provided by Haidian Public Security Bureau a few days ago, which revealed that a hydrogen cylinder exploded accidentally, and the whole lab then caught fire. Meng Xiangjian died as the re

发表于:2019-01-19 / 阅读(211) / 评论(0) 分类 2015CRI中国国际广播电台

67 维生素C能否破坏DNA? DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(190) / 评论(0) 分类 科技之光

By Scott Stearns Dakar 10 November 2009 Prosecutors at the U.N. Special Court for Sierra Leone have begun their cross-examination of former Liberian President Charles Taylor who is facing charges of war crimes and crimes against humanity. Former Lib

发表于:2019-02-02 / 阅读(141) / 评论(0) 分类 VOA标准英语2009年(十一月)

By Zulima Palacio Washington 08 May 2008 Although the government and researchers halted most clinical trials for an AIDS vaccine, a research institute in Baltimore continues its work on the most deadly virus of our times. Vaccine trials were stopped

发表于:2019-02-04 / 阅读(210) / 评论(0) 分类 VOA标准英语2008年(五月)

Lesson 327 The examination is near. 1.The examination is near.很快就要考试了。 2.Christmas is near.圣诞节就要到了。 3.He's my near friend.他是我亲密的朋友。 4.Do you live nearby?你住在附近吗? 5.It's near the station.离

发表于:2019-02-12 / 阅读(193) / 评论(0) 分类 辛沛沛NO-BOOK 辛沛沛傻瓜机口语极短句

Listen to the nurse's descriptions and check the name of the places where the patient should go. 1.Take this examining sheet with you. Then, go to the third floor to do the blood test. 2.Here's the doctor's prescription. Go downstairs to pick up your

发表于:2019-02-17 / 阅读(136) / 评论(0) 分类 英语听力练习题
学英语单词
?-blocking
account clerk
acid azide
address-content independence
agreed value clause
annunciatas
antigen crosslinking
application parameter
backkick
benzenecarbonyl
bilge out
brand purchase decision
bursters
CAEV
calculating length
carothers
chattel mortgages
choke valve body
cissoid
Clarksfield
classical novel
cleugh
corkgauge
corruption-free
cover a topic
creakinesses
dextro-xylose test
dominant height
driller's method
druginduced
drugstore race
duric
fixed-term
gas fixtures
gilravaging
glide slopes
gravitarional potential well
H-ion exchanger
heat-humidity
homing-intercept technology (hit)
hydrated halloysite
in accordance with practice
incorrigible thief
induction-resistance welding
Iris sibirica
Kjeldahl apparatus
lemnitzer
lethargus
loop invariants
Major Mitchell's cockatoo
manganese(iv) oxide
market integrity
menacing
multiple project
nephrotoma (nephrotoma) caudifera
nerve conduction velocity
non-parity memory
oceanic anticyclone
ochoes
Orion's hound
outers
oxygen control
packing materials
Pagnol, Marcel
plain cut off
plant stack
practical intelligence
pteridophyllum racemosum sieb.et zucc.
pumpman
pursestring
radix achyranthis bidentatae
reactance diagram
refocuse
repeatability of results of measurement
rhr
road rash
scenic beauty
serpentinizations
slave gene
somatic musculature
special-interest group
spinlet
statutory budget
stegocephalians
streptococcus tonsillitis
sulcus spiralis internus
superconducting material
templug
thomasville
threequarters
toluyls
Trautvetteria carolinensis
triple measure
trollpoy
turn on sb
tv-commercial
unbombed
unmoderate
unpigeonholeable
urochordatas
wonkily
wordshaping